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8 天
超顺磁性四氧化三铁长循环脂质体
脂质体是将药物包封于类脂质双分子层薄膜中间所制成的超微球形载体制剂。脂质体表面采用亲水性链段聚乙二醇(polyethyleneglycol,PEG)进行修饰,可得长循环脂质体。PEG的修饰可有效延长脂质体的在体循环时间,避免脂质体 ...
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12 天
DSPE-PEG-CY5,花青素CY5-聚乙二醇-二硬脂酰磷脂酰乙酰胺
花青素Cy5-聚乙二醇-二硬脂酰磷脂酰乙酰胺(Cy5-PEG-DSPE, Cyanine 5 polyethylene glycol distearoyl phosphatidylethanolamine)是一种结合了Cy5荧光染料、聚乙二醇(PEG)和二硬脂酰磷脂酰乙醇胺(DSPE)的三功能化合物。该分子用于制备荧光标记的脂质体或纳米载体,特别适合用于 ...
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